docs: def getref():
      """Current default values for graph and component tables, primary area,
      and wavelength set.
  
      .. note::
  
          Also see  :func:`setref`.
  
      Returns
      -------
      ans : dict
          Mapping of parameter names to their current values.
  
      """
      ans=dict(graphtable=GRAPHTABLE,
               comptable=COMPTABLE,
               thermtable=THERMTABLE,
               area=PRIMARY_AREA,
               waveset=_default_waveset_str)
      return ans